Checkmk Werk 13685: elasticsearch_cluster_health: Handle status correctly

ID: 13685 Title: elasticsearch_cluster_health: Handle status correctly Component: Checks & agents Level: 1 Class: Bug fix Version: 2.2.0i1 The "Elasticsearch Cluster Health" ignored the elasticsearch status (green, yellow, red) and always showed up with state "OK". This also held true for a custom mapping defined by service parameters.